What is CVE-2023-39972?

CVE-2023-39972 is a medium-severity vulnerability in Acymailing, classified under Improper Access Control. CVSS score: 4.3/10. Published 2023-08-17.

How severe is CVE-2023-39972?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Acymailing

CVE-2023-39972

Improper Access Control vulnerability in AcyMailing Enterprise component for Joomla. It allows unauthorized users to create new mailing lists.

Published 2023-08-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (31.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Acymailing
Acymailing.com Acymailing Enterprise Component For Joomla — versions 6.7.0-8.6.3

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

extensions.joomla.org/extension/acymailing-starter/ (Product, product)
www.acymailing.com/acymailing-release-security-🔐-news-updates/ (vendor-advisory, Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2023-39972?: CVE-2023-39972 is a medium-severity vulnerability in Acymailing, classified under Improper Access Control. CVSS score: 4.3/10. Published 2023-08-17.
How severe is CVE-2023-39972?: Medium severity. CVSS v3 base score is 4.3 out of 10.